You've missed at least parisc, ia64, alpha, sparc, powerpc and sh whichhave IOMMUs. Not that they necessarily all need to be moved across inone patchset, but saying "all iommu drivers" is clearly false.

-- Matthew Wilcox Intel Open Source Technology Centre"Bill, look, we understand that you're interested in selling us thisoperating system, but compare it to ours. We can't possibly take sucha retrograde step."